Contribution for joint venture for future development.

No definition available.

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- Definition

Development of building.

+ References

No definition available.

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- Details

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- Definition

Lease of building.

+ References

No definition available.

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- Definition

Number of joint venture contracts.

+ References

No definition available.

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- Definition

Area of land held.

+ References

No definition available.

+ Details

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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- Definition

This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

+ References

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- Definition

This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

+ References

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

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- Definition

Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly).

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Investment in Unconsolidated and Consolidated Joint Ventures (Details Textual) (USD $)	3 Months Ended		12 Months Ended			3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012 Petro Travel Plaza Holdings LLC	Mar. 31, 2013 Petro Travel Plaza Holdings LLC	Mar. 31, 2013 Tejon Mountain Village LLC	Mar. 31, 2013 Rockefeller Joint Ventures Investment acre	Mar. 31, 2013 Five West Parcel LLC sqft	Mar. 31, 2013 18-19 West LLC acre	Mar. 31, 2013 Centennial Founders, LLC	Mar. 31, 2013 Maximum [Member] Rockefeller Joint Ventures acre
Investment in Unconsolidated and Consolidated Joint Ventures (Textual) [Abstract]
Investment in joint ventures	$ 55,331,000			$ 7,977,000	$ 41,418,000	$ 5,936,000
Equity in earnings (loss) of unconsolidated joint ventures, net	$ 409,000	$ (359,000)
Minority investment in joint ventures				60.00%
Ownership percentage			50.00%
Percentage of ownership interest joint ventures					50.00%		50.00%		71.45%
Number of joint venture contracts						2
Number of acres for development						91
Development of land in TRCC including pursuing Foreign Trade Zone										500
Area of building owned and leased							606,000
Number of acres for development								61.5